[  824.790996][T14571] netdevsim netdevsim261 eni261np1: renamed from eth0
[  824.821929][T14573] netdevsim netdevsim542 eni542np1: renamed from eth1
[  825.548554][T14559] Could not find device with ifindex 2000 in netnsfd 11
[  825.549387][T14559] Could not find netns with fd: 2000
[  825.550378][T14559] Cannot link a netdevsim to itself
[  825.551147][T14559] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).